Sheth, Ravi, N C Chauhan, Mahesh M Goyani, and Kinjal A Mehta. “PCA Based Handwritten Character Recognition System Using Support Vector Machine & Neural Network”. Applied Science and Engineering Progress 4, no. 4 (September 9, 2013): 69–75. accessed September 18, 2026. https://ph02.tci-thaijo.org/index.php/ijast/article/view/67355.